31 October 2012 Last updated at 15:25

Kauto Star owner Clive Smith says horse had 'wonderful' career

Kauto Star owner Clive Smith tells BBC Sport the record-breaking steeplechaser has had a "wonderful" career following its retirement announced on Wednesday.

The 12-year-old, trained by Paul Nicholls, made history by winning the King George VI Chase for a fifth time on Boxing Day last year.